CN109181272A - A kind of weather-proof heat-conducting plastic of graphene chemically-resistant and preparation method - Google Patents
A kind of weather-proof heat-conducting plastic of graphene chemically-resistant and preparation method Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
- C08L71/08—Polyethers derived from hydroxy compounds or from their metallic derivatives
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- C08L71/12—Polyphenylene oxides
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Abstract
The invention belongs to field of material technology, a kind of weather-proof heat-conducting plastic of graphene chemically-resistant and preparation method are disclosed, the weather-proof heat-conducting plastic of graphene chemically-resistant is by A phase, B phase and C phase composition；A phase PPO, amount ranges are 20~70%；B phase is made of PBT, graphene, carbon nanotube, compatilizer KS-09 and toughener W5S；C phase is made of acrylonitrile-styrene oligomer, antioxidant 1098 and coupling agent KH570；A kind of preparation method is disclosed simultaneously.The existing high rigidity of the present invention, same to planarization, good stability of the dimension, chemically-resistant is weather-proof, resistance to ag(e)ing；Meanwhile having a good application prospect, product can be applied to automobile batteries shell, charging column shell, and photovoltaic converts shell.
Description
Technical field
The invention belongs to field of material technology more particularly to a kind of weather-proof heat-conducting plastic of graphene chemically-resistant and preparation sides
Method.
Background technique
Plastics are to pass through high-molecular compound made of addition polymerization or polycondensation polymerized using monomer as raw material
(macromolecules), it is commonly called as plastics (plastics) or resin (resin), can freely change ingredient and body styles,
It is made of the additives such as synthetic resin and filler, plasticizer, stabilizer, lubricant, colorant.The main component of plastics is resin.
This noun of resin is initially the lipid secreted out of by animals and plants and gains the name, such as rosin, shellac, resin refer to not yet with it is various
The high-molecular compound of additive mixing.Resin accounts for about the 40%~100% of plastics total weight.The basic performance of plastics is mainly determined
Due to the person's character of resin, but additive also plays an important role.Some plastics substantially be made of synthetic resin, be free of or
Contain additive, such as organic glass, polystyrene less.So-called plastics, it is one of synthetic resin in fact, and shape is with natural
Pine resin in resin is similar, artificial synthesized by chemical means progress, and is referred to as plastics.
Currently, the prior art commonly used in the trade is such that in Chinese invention patent application number be 201210353945.2
A kind of formula of resistance to chemical attack plastics is disclosed, which includes polyphenylene sulfide, toughener, preservative and light stabilizer, institute
Stating toughener is polyvinyl alcohol, and preservative is that poly- carbonic acid is cruel, and light stabilizer is butadiene rubber, and each Ingredients Weight proportion is polyphenylene sulfide
Ether accounts for 54%a-58%, and polyvinyl alcohol accounts for 10%a-12%, and poly- carbonic acid extremely accounts for 12%a-13%, and butadiene rubber accounts for 20%a-
21%, make resistance to chemical attack plastics obtained that there is the effect of resistance to chemical attack, thermal conductivity strong, the preferable transparency and abrasion performance
Fruit.
Chinese invention patent application number be 201410258384.7 disclose the modified heat-conducting plastic of a type graphene and
The component of preparation method, the modified heat-conducting plastic of class graphene includes plastic basis material and class graphene, and plastic basis material accounts for gross mass
Weight percent be 80%~90%, class graphene account for gross mass weight percent be 10%~20%, wherein class graphite
The carbon content of alkene is greater than or equal to 97%, and the bulk density of class graphene is 0.15~0.3g/ml.The invention is close using height
Class graphene powder mixed with plastic basis material, wherein the bulk density of class graphene powder reaches 0.15~0.3g/ml, makes
Obtaining class graphene powder can be sufficiently mixed with plastic basis material, and the class Graphene powder of layer structure can uniformly divide in plastic basis material
Cloth, and reticular structure is formed with plastics macromolecule, so that the present invention retains every mechanical performance of plastics to the greatest extent, and have
There is good heating conduction.
Heat-conducting plastic is uniformly to be filled using heat filling to macromolecule matrix material, to improve its heating conduction.
The chemical resistance of existing heat-conducting plastic is poor, weatherability is poor；Most of plastics poor heat resistance, coefficient of thermal expansion is big, easy firing, size
Stability is poor, is easily deformed；Most plastics poor heat resistances are easy aging；Simultaneous processing process is cumbersome, and working efficiency is low.
In conclusion problem of the existing technology is:
(1) chemical resistance of existing heat-conducting plastic is poor, weatherability is poor；Most of plastics poor heat resistance, coefficient of thermal expansion is big,
Easy firing, poor dimensional stability are easily deformed；Most plastics poor heat resistances are easy aging；
(2) existing process is cumbersome, and working efficiency is low.
It solves the difficulty and meaning of above-mentioned technical problem: being able to ascend product thermal conductivity, while promoting the high rigidity of product,
Same planarization, dimensional stability and chemically-resistant, weather-proof, resistance to ag(e)ing, and have a good application prospect, product can be applied to
Automobile batteries shell, charging column shell, photovoltaic convert shell.
Summary of the invention
In view of the problems of the existing technology, the present invention provides a kind of weather-proof heat-conducting plastic of graphene chemically-resistant and preparations
Method,
The invention is realized in this way a kind of weather-proof heat-conducting plastic of graphene chemically-resistant is by A phase, B phase and C phase composition；
The A phase: PPO, for basic plastics, amount ranges are 20~70%, and preferred amount ranges are 40~60%；
The B phase: it is made of PBT, graphene, carbon nanotube, compatilizer KS-09 and toughener W5S；
PBT, for basic plastics, amount ranges are 20~60%, and preferred amount ranges are 20~30%；Graphene, for height
Thermal conducting agent is imitated, 3~10 layers, amount ranges are 1~12%, and preferred amount ranges are 2~8%；Carbon nanotube is high-efficiency heat conduction
Agent, amount ranges are 1~12%, and preferred amount ranges are 2~8%；Compatilizer KS-09, amount ranges are 1~6%, are preferably used
Measuring range is 2~4%；Toughener W5S, amount ranges are 3~15%, and preferred amount ranges are 5~12%；
The C phase: it is made of acrylonitrile-styrene oligomer, antioxidant 1098 and coupling agent KH570；Acrylonitrile-benzene second
Alkene oligomer: for thermal conducting agent inorganic agent, amount ranges are 5~20%, and preferred amount ranges are 8~16%；Antioxidant 1098: for
Stabilizer, amount ranges are 0.1~0.5%, and preferred amount ranges are 0.2~0.4%；Coupling agent KH570: for thermal conducting agent processing
Agent, amount ranges are 0.1~0.5%, and preferred amount ranges are 0.2~0.4%.
A kind of preparation method another object of the present invention is to provide weather-proof heat-conducting plastic of graphene chemically-resistant includes:
Step 1: prepare acrylonitrile-styrene oligomer: by acrylonitrile and styrene in molar ratio 1:2 ratio be added
In reaction kettle equipped with deionized water；100 degree are heated to, stirring, acrylonitritrile-styrene resin molecular weight reaches 1500-
When 2000, it is down to room temperature, interrupts reaction；Moisture content is filtered out using filter press, drying dehydration obtains oligomer powder；
Step 2: thermal conducting agent slurry: acrylonitrile-styrene oligomer and coupling agent KH570 ratio investment reaction kettle is prepared
In, hot adduction constant temperature is stirred when material is completely melt to 120 degree, is included in graphene, carbon nanometer in proportion after mixing
Pipe, is sufficiently mixed that uniform slurry is made is stand-by；
Step 3: it prepares thermal conducting agent master batch: thermal conducting agent slurry being taken to be put into close material machine, 120 degree of constant temperature, slurry becomes fritting
Change state is squeezed out after mixing by single screw rod, and cooling is granulated, and it is stand-by that thermal conducting agent master batch is made；
Step 4: double helix squeezes out: PPO, PBT, compatilizer, toughener and antioxidant are mixed using low pressure agitator
It is even, it is thrown to the main feeding bin of weightless feeding, thermal conducting agent master batch is launched in side feed feed bin；Double screw extruder temperature sets 260-
270 degree, host transfer speed is set as 450-500RAD/MIN, and Section 11 cylinder is provided with vacuum pumping opening, is taken out using vacuum mode
Except extra monomer and volatilizable object；
Step 5: be granulated: extruder provides die extrusion, is earnestly granulated using hot wind plane of structure；It is carried out after air-cooled
Screening, into finished product bin, packaging.
Further, 100 degree are heated in step 1, has condensing reflux pipe at the top of reaction kettle while stirring, makes deionization
Water constantly flows back, and temperature is stablized；
Further, in step 2, acrylonitrile-styrene oligomer and coupling agent KH570 ratio investment band heating atmospheric reverse
It answers in kettle, reaction kettle leads to hot water with collet, and to 120 degree, material is completely melt hot adduction constant temperature；
Further, in step 3, thermal conducting agent slurry is taken to be put into close material machine, continuous internal mixer leads to cooling water with collet,
120 degree of constant temperature, slurry becomes semi-molten state；
Further, in step 4, twin-screw is parallel synchronous and asynchronous twin-screw, draw ratio 48:1；Ratio is set by formula
Example, main material mixture are added in main second feed opening, and thermal conducting agent master batch starts shipment double spiral shells in Section of four cylinder side forced feeding
Bar extruder temperature sets 260-270 degree, and host transfer speed is set as 450-500RAD/MIN, and Section 11 cylinder is provided with vacuum pumping
Port extracts extra monomer and volatilizable object using vacuum mode.
Another object of the present invention is to provide a kind of automobile electricity using the weather-proof heat-conducting plastic of the black alkene chemically-resistant
Pond shell.
Another object of the present invention is to provide a kind of charging columns using the weather-proof heat-conducting plastic of the black alkene chemically-resistant
Shell.
Another object of the present invention is to provide a kind of solar energy using the weather-proof heat-conducting plastic of the black alkene chemically-resistant
Photovoltaic conversion shell.
In conclusion advantages of the present invention and good effect are as follows:
(1) a kind of weather-proof heat-conducting plastic of graphene chemically-resistant provided by the invention, PPO dosage from 20% to 50% again to
70%, to the chemical resistance of material of the present invention, weatherability and it is ageing-resistant have greatly improved, while the alloy material basis
For upper addition graphene with carbon nanotube, making plastics of the present invention again has certain heating conduction, and product thermal conductivity can reach: 2.77W/
M.K, by the way that PPO amount ranges are combined with PBT amount ranges, be bring after the variation of entire compatibility it is some resistance to
Chemically change with weather-proof one, while existing high rigidity, same to planarization, good stability of the dimension, chemically-resistant is weather-proof, resistance to old
The property changed.
(2) a kind of weather-proof heat-conducting plastic of graphene chemically-resistant provided by the invention, while with certain thermal conductivity,
The effect that plastics come out is that have good weatherability, and long-term resistance to ag(e)ing is also chemically resistant, and so-called chemical resistance is exactly
It can be had a good application prospect, product can be applied to automobile batteries shell with the corrosion of resistance to some solvents with acid and alkali-resistance
Body, charging column shell, photovoltaic convert shell.
Detailed description of the invention
Fig. 1 is the preparation method flow chart of the weather-proof heat-conducting plastic of graphene chemically-resistant provided in an embodiment of the present invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
The chemical resistance of existing heat-conducting plastic is poor, weatherability is poor；Most of plastics poor heat resistance, coefficient of thermal expansion is big, easily
Burning, poor dimensional stability are easily deformed；Most plastics poor heat resistances are easy aging.
The weather-proof heat-conducting plastic of graphene chemically-resistant provided in an embodiment of the present invention is by A phase, B phase and C phase composition；
A phase provided by the invention: PPO, for basic plastics, amount ranges are 20~70%, preferred amount ranges are 40~
60%；
B phase provided by the invention: it is made of PBT, graphene, carbon nanotube, compatilizer KS-09 and toughener W5S；PBT,
For basic plastics, amount ranges are 20~60%, and preferred amount ranges are 20~30%；Graphene, be high-efficiency heat conduction agent, 3~
10 layers, amount ranges are 1~12%, and preferred amount ranges are 2~8%；Carbon nanotube is high-efficiency heat conduction agent, amount ranges 1
~12%, preferred amount ranges are 2~8%；Compatilizer KS-09, amount ranges be 1~6%, preferred amount ranges be 2~
4%；Toughener W5S, amount ranges are 3~15%, and preferred amount ranges are 5~12%；
C phase provided by the invention: it is made of acrylonitrile-styrene oligomer, antioxidant 1098 and coupling agent KH570；Third
Alkene nitrile-styrene oligomer: for thermal conducting agent inorganic agent, amount ranges are 5~20%, and preferred amount ranges are 8~16%；Antioxygen
Agent 1098: for stabilizer, amount ranges are 0.1~0.5%, and preferred amount ranges are 0.2~0.4%；Coupling agent KH570: for
Thermal conducting agent inorganic agent, amount ranges are 0.1~0.5%, and preferred amount ranges are 0.2~0.4%.
The present invention will be described in further detail with reference to the accompanying drawing；
As shown in Figure 1, the preparation method of the weather-proof heat-conducting plastic of graphene chemically-resistant provided in an embodiment of the present invention includes:
S101: prepare acrylonitrile-styrene oligomer: by acrylonitrile and styrene in molar ratio 1:2 ratio be added dress
Have in the reaction kettle of deionized water；100 degree are heated to, stirring, acrylonitritrile-styrene resin molecular weight reaches 1500-2000
When, it is down to room temperature, interrupts reaction；Moisture content is filtered out using filter press, drying dehydration obtains oligomer powder；
S102: thermal conducting agent slurry is prepared: in acrylonitrile-styrene oligomer and coupling agent KH570 ratio investment reaction kettle,
Hot adduction constant temperature is stirred when material is completely melt to 120 degrees Celsius, is included in graphene in proportion after mixing, and carbon is received
Mitron, is sufficiently mixed that uniform slurry is made is stand-by；
S103: it prepares thermal conducting agent master batch: thermal conducting agent slurry being taken to be put into close material machine, 120 degree of constant temperature, slurry becomes semi-molten
State is squeezed out after mixing by single screw rod, and cooling is granulated, and it is stand-by that thermal conducting agent master batch is made；
S104: double helix squeezes out: PPO, PBT, compatilizer, toughener and antioxidant are mixed using low pressure agitator
It is even, it is thrown to the main feeding bin of weightless feeding, thermal conducting agent master batch is launched in side feed feed bin；Double screw extruder temperature sets 260-
270 degree, host transfer speed is set as 450-500RAD/MIN, and Section 11 cylinder is provided with vacuum pumping opening, is taken out using vacuum mode
Except extra monomer and volatilizable object；
S105: be granulated: extruder provides die extrusion, is earnestly granulated using hot wind plane of structure；It is sieved after air-cooled
Point, into finished product bin, packaging.
It is provided by the invention to be heated to 100 degree in step S101, there is condensing reflux pipe at the top of reaction kettle while stirring,
Deionized water is set constantly to flow back, temperature is stablized；
In step S102, acrylonitrile-styrene oligomer and coupling agent KH570 ratio investment band heating provided by the invention
In normal-pressure reaction kettle, reaction kettle leads to hot water with collet, and to 120 degree, material is completely melt hot adduction constant temperature；
Provided by the invention that thermal conducting agent slurry is taken to be put into close material machine in step S103, continuous internal mixer is logical with collet
Cooling water, 120 degree of constant temperature, slurry becomes semi-molten state；
In step S104, twin-screw provided by the invention is parallel synchronous and asynchronous twin-screw, draw ratio 48:1；It is set by formula
Ratio is set, main material mixture is added in main second feed opening, and thermal conducting agent master batch is opened in Section of four cylinder side forced feeding
It transports double screw extruder temperature and sets 260-270 degree, host transfer speed is set as 450-500RAD/MIN, and Section 11 cylinder is provided with
Vacuum pumping opening extracts extra monomer and volatilizable object using vacuum mode.
The invention will be further described combined with specific embodiments below.
Embodiment 1
The weather-proof heat-conducting plastic of graphene chemically-resistant provided in an embodiment of the present invention is by A phase, B phase and C phase composition；
A phase provided by the invention: PPO, for basic plastics, amount ranges 20%.
B phase provided by the invention: it is made of PBT, graphene, carbon nanotube, compatilizer KS-09 and toughener W5S；PBT,
For basic plastics, preferred amount ranges are 20~30%；Graphene, be high-efficiency heat conduction agent, 3~10 layers, amount ranges be 1~
12%, preferred amount ranges are 2~8%；Carbon nanotube is high-efficiency heat conduction agent, and amount ranges are 1~12%, preferable amount model
Enclose is 2~8%；Compatilizer KS-09, amount ranges are 1~6%, and preferred amount ranges are 2~4%；Toughener W5S, dosage model
Enclosing is 3~15%, and preferred amount ranges are 5~12%；
C phase provided by the invention: it is made of acrylonitrile-styrene oligomer, antioxidant 1098 and coupling agent KH570；Third
Alkene nitrile-styrene oligomer: for thermal conducting agent inorganic agent, amount ranges are 5~20%, and preferred amount ranges are 8~16%；Antioxygen
Agent 1098: for stabilizer, amount ranges are 0.1~0.5%, and preferred amount ranges are 0.2~0.4%；Coupling agent KH570: for
Thermal conducting agent inorganic agent, amount ranges are 0.1~0.5%, and preferred amount ranges are 0.2~0.4%.
Embodiment 2
The weather-proof heat-conducting plastic of graphene chemically-resistant provided in an embodiment of the present invention is by A phase, B phase and C phase composition；
A phase provided by the invention: PPO, for basic plastics, amount ranges 70%.
B phase provided by the invention: it is made of PBT, graphene, carbon nanotube, compatilizer KS-09 and toughener W5S；PBT,
For basic plastics, amount ranges are 20~60%, and preferred amount ranges are 20~30%；Graphene, be high-efficiency heat conduction agent, 3~
10 layers, amount ranges are 1~12%, and preferred amount ranges are 2~8%；Carbon nanotube is high-efficiency heat conduction agent, amount ranges 1
~12%, preferred amount ranges are 2~8%；Compatilizer KS-09, amount ranges be 1~6%, preferred amount ranges be 2~
4%；Toughener W5S, amount ranges are 3~15%, and preferred amount ranges are 5~12%；
C phase provided by the invention: it is made of acrylonitrile-styrene oligomer, antioxidant 1098 and coupling agent KH570；Third
Alkene nitrile-styrene oligomer: for thermal conducting agent inorganic agent, amount ranges are 5~20%, and preferred amount ranges are 8~16%；Antioxygen
Agent 1098: for stabilizer, amount ranges are 0.1~0.5%, and preferred amount ranges are 0.2~0.4%；Coupling agent KH570: for
Thermal conducting agent inorganic agent, amount ranges are 0.1~0.5%, and preferred amount ranges are 0.2~0.4%.
Embodiment 3
The weather-proof heat-conducting plastic of graphene chemically-resistant provided in an embodiment of the present invention is by A phase, B phase and C phase composition；
A phase provided by the invention: PPO, for basic plastics, amount ranges 50%.
B phase provided by the invention: it is made of PBT, graphene, carbon nanotube, compatilizer KS-09 and toughener W5S；PBT,
For basic plastics, amount ranges are 20~60%, and preferred amount ranges are 20~30%；Graphene, be high-efficiency heat conduction agent, 3~
10 layers, amount ranges are 1~12%, and preferred amount ranges are 2~8%；Carbon nanotube is high-efficiency heat conduction agent, amount ranges 1
~12%, preferred amount ranges are 2~8%；Compatilizer KS-09, amount ranges be 1~6%, preferred amount ranges be 2~
4%；Toughener W5S, amount ranges are 3~15%, and preferred amount ranges are 5~12%；
C phase provided by the invention: it is made of acrylonitrile-styrene oligomer, antioxidant 1098 and coupling agent KH570；Third
Alkene nitrile-styrene oligomer: for thermal conducting agent inorganic agent, amount ranges are 5~20%, and preferred amount ranges are 8~16%；Antioxygen
Agent 1098: for stabilizer, amount ranges are 0.1~0.5%, and preferred amount ranges are 0.2~0.4%；Coupling agent KH570: for
Thermal conducting agent inorganic agent, amount ranges are 0.1~0.5%, and preferred amount ranges are 0.2~0.4%.
Embodiment 1,2 and 3 and common plastics are subjected to performance comparison and obtain following table:
For plastics of the present invention while with certain thermal conductivity, the effect that plastics come out is that have good weatherability,
Long-term resistance to ag(e)ing is also chemically resistant, so-called chemical resistance be exactly its can with the corrosion of resistance to some solvents, can with acid and alkali-resistance,
As soon as having these benefits, while the alloy such as if the protective shell for finally doing a charging pile outdoors carrys out use
On material foundation be added graphene with carbon nanotube, making plastics of the present invention again has certain heating conduction, thus its not only have it is resistance to
Also there is thermal conductivity while Hou Xing, resistance to ag(e)ing, chemical resistance；
Chemical resistance, weatherability and ageing-resistant simultaneously, principal element is PPO amount ranges with PBT amount ranges
The two, be made into alloy plastic it is complete after brought by effect, PPO dosage from 20% to 50% again to 70%, to material of the present invention
The chemical resistance of material, weatherability and ageing-resistant have greatly improved；By by PPO amount ranges with PBT amount ranges phase
In conjunction with being that entire compatible variation is later brings some chemical resistances with a weather-proof variation.
As can be seen from the above table, using the graphene of two-dimensional surface, the carbon nanotube of helix tube paddle is efficient thermally conductive
Material and high specific surface area cooperate the higher graphite powder of fineness, make to be well dispersed in nylon plastic(s), obtain thermally conductive well
Channel forms complete heat conduction network；Using the liquid modifier of 2.4 viscosity nylons and small-molecular-weight, thermal conducting agent is fully ensured that
Dispersion, so that final finished is had preferable mobility, be conducive to injection molding；It prepares in slurry, acrylonitrile-styrene is oligomeric
Object is carrier, has fabulous compatibility with PPO and PBT, while being also a kind of fine liquid modifier；Product thermal conductivity can be with
Reach: 2.77W/m.K, while existing high rigidity, same to planarization, good stability of the dimension, chemically-resistant is weather-proof, resistance to ag(e)ing；With good
Good application prospect, product can be applied to automobile batteries shell, charging column shell, and photovoltaic converts shell.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (6)
1. a kind of weather-proof heat-conducting plastic of graphene chemically-resistant and preparation method, which is characterized in that the graphene chemically-resistant is resistance to
Heat-conducting plastic component in mass ratio is waited by A phase, B phase and C phase composition；
The A phase: PPO, for basic plastics, amount ranges are 20~70%；
The B phase: it is made of PBT, graphene, carbon nanotube, compatilizer KS-09 and toughener W5S；PBT is basic plastics,
Amount ranges are 20~60%；Graphene is high-efficiency heat conduction agent, and 3~10 layers, amount ranges are 1~12%；Carbon nanotube is
High-efficiency heat conduction agent, amount ranges are 1~12%,；Compatilizer KS-09, amount ranges are 1~6%；Toughener W5S, amount ranges
It is 3~15%；
The C phase: it is made of acrylonitrile-styrene oligomer, antioxidant 1098 and coupling agent KH570；Acrylonitrile-styrene is low
Polymers: for thermal conducting agent inorganic agent, amount ranges are 5~20%；Antioxidant 1098: for stabilizer, amount ranges are 0.1~
0.5%；Coupling agent KH570: for thermal conducting agent inorganic agent, amount ranges are 0.1~0.5%.
2. a kind of preparation method of the weather-proof heat-conducting plastic of graphene chemically-resistant as described in claim 1, which is characterized in that described
The preparation method of the weather-proof heat-conducting plastic of graphene chemically-resistant includes:
Step 1: prepare acrylonitrile-styrene oligomer: by acrylonitrile and styrene in molar ratio 1:2 ratio addition be equipped with
In the reaction kettle of deionized water；100 degrees Celsius are heated to, stirring, acrylonitritrile-styrene resin molecular weight reaches 1500-
When 2000, it is down to room temperature, interrupts reaction；Moisture content is filtered out using filter press, drying dehydration obtains oligomer powder；
Step 2: thermal conducting agent slurry is prepared: in acrylonitrile-styrene oligomer and coupling agent KH570 ratio investment reaction kettle, heat
Adduction constant temperature is stirred when material is completely melt to 120 degrees Celsius, is included in graphene, carbon nanometer in proportion after mixing
Pipe, is sufficiently mixed that uniform slurry is made is stand-by；
Step 3: it prepares thermal conducting agent master batch: thermal conducting agent slurry being taken to be put into close material machine, 120 degrees Celsius of constant temperature, slurry becomes fritting
Change state is squeezed out after mixing by single screw rod, and cooling is granulated, and it is stand-by that thermal conducting agent master batch is made；
Step 4: double helix squeezes out: PPO, PBT, compatilizer, toughener and antioxidant is uniformly mixed using low pressure agitator,
It is thrown to the main feeding bin of weightless feeding, thermal conducting agent master batch is launched in side feed feed bin；Double screw extruder temperature sets 260-270
Degree Celsius, host transfer speed is set as 450-500RAD/MIN, and Section 11 cylinder is provided with vacuum pumping opening, is taken out using vacuum mode
Except extra monomer and volatilizable object；
Step 5: be granulated: extruder provides die extrusion, is earnestly granulated using hot wind plane of structure；It is sieved after air-cooled,
Into finished product bin, packaging.
3. the preparation method of the weather-proof heat-conducting plastic of ink alkene chemically-resistant as claimed in claim 2, which is characterized in that the step 4
In, twin-screw is parallel synchronous and asynchronous twin-screw, draw ratio 48:1；Ratio is set in formula, and main material mixture is main the
Two feed openings are added, and thermal conducting agent master batch starts shipment double screw extruder temperature setting 260- in Section of four cylinder side forced feeding
270 degrees Celsius, host transfer speed is set as 450-500RAD/MIN, and Section 11 cylinder is provided with vacuum pumping opening, using vacuum side
Formula extracts extra monomer and volatilizable object.
4. a kind of automobile batteries shell using the weather-proof heat-conducting plastic of ink alkene chemically-resistant described in claim 1.
5. a kind of charging column shell using the weather-proof heat-conducting plastic of ink alkene chemically-resistant described in claim 1.
6. a kind of photovoltaic using the weather-proof heat-conducting plastic of ink alkene chemically-resistant described in claim 1 converts shell.
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| CN2018109935756 | 2018-08-29 | ||
| CN201810993575 | 2018-08-29 |
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| CN109181272A true CN109181272A (en) | 2019-01-11 |
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| CN201811040555.3A Pending CN109181272A (en) | 2018-08-29 | 2018-09-06 | A kind of weather-proof heat-conducting plastic of graphene chemically-resistant and preparation method |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102947372A (en) * | 2010-04-22 | 2013-02-27 | 阿克马法国公司 | Thermoplastic and/or elastomeric composite material containing carbon nanotubes and graphenes |
| CN104448772A (en) * | 2014-12-17 | 2015-03-25 | 国家电网公司 | Composite material for household appliance shell |
| CN104497542A (en) * | 2014-12-08 | 2015-04-08 | 国家电网公司 | Preparation process of power capacitor shell |
| CN104497544A (en) * | 2014-12-08 | 2015-04-08 | 国家电网公司 | Power capacitor shell |
| CN104559127A (en) * | 2014-12-17 | 2015-04-29 | 国家电网公司 | TV shell material and application thereof |
| CN105542447A (en) * | 2015-12-04 | 2016-05-04 | 广东工业大学 | Thermal conductive insulation plastic with low viscosity and high thermal conductivity and preparation method thereof |
-
2018
- 2018-09-06 CN CN201811040555.3A patent/CN109181272A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102947372A (en) * | 2010-04-22 | 2013-02-27 | 阿克马法国公司 | Thermoplastic and/or elastomeric composite material containing carbon nanotubes and graphenes |
| CN104497542A (en) * | 2014-12-08 | 2015-04-08 | 国家电网公司 | Preparation process of power capacitor shell |
| CN104497544A (en) * | 2014-12-08 | 2015-04-08 | 国家电网公司 | Power capacitor shell |
| CN104448772A (en) * | 2014-12-17 | 2015-03-25 | 国家电网公司 | Composite material for household appliance shell |
| CN104559127A (en) * | 2014-12-17 | 2015-04-29 | 国家电网公司 | TV shell material and application thereof |
| CN105542447A (en) * | 2015-12-04 | 2016-05-04 | 广东工业大学 | Thermal conductive insulation plastic with low viscosity and high thermal conductivity and preparation method thereof |
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